projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | #ifndef _INCLUDE_SHANNON_H |
| 3 | #define _INCLUDE_SHANNON_H | |
| 4 | ||
| 5 | /* taken from comp.os.inferno Tue, 12 Sep 2000 09:21:50 GMT, | |
| 6 | * written by <forsyth@vitanuova.com> */ | |
| 7 | ||
| 8 | #define SHANNON_GPIO_SPI_FLASH GPIO_GPIO (0) /* Output - Driven low, enables SPI to flash */ | |
| 9 | #define SHANNON_GPIO_SPI_DSP GPIO_GPIO (1) /* Output - Driven low, enables SPI to DSP */ | |
| 10 | /* lcd lower = GPIO 2-9 */ | |
| 11 | #define SHANNON_GPIO_SPI_OUTPUT GPIO_GPIO (10) /* Output - SPI output to DSP */ | |
| 12 | #define SHANNON_GPIO_SPI_INPUT GPIO_GPIO (11) /* Input - SPI input from DSP */ | |
| 13 | #define SHANNON_GPIO_SPI_CLOCK GPIO_GPIO (12) /* Output - Clock for SPI */ | |
| 14 | #define SHANNON_GPIO_SPI_FRAME GPIO_GPIO (13) /* Output - Frame marker - not used */ | |
| 15 | #define SHANNON_GPIO_SPI_RTS GPIO_GPIO (14) /* Input - SPI Ready to Send */ | |
| 16 | #define SHANNON_IRQ_GPIO_SPI_RTS IRQ_GPIO14 | |
| 17 | #define SHANNON_GPIO_SPI_CTS GPIO_GPIO (15) /* Output - SPI Clear to Send */ | |
| 18 | #define SHANNON_GPIO_IRQ_CODEC GPIO_GPIO (16) /* in, irq from ucb1200 */ | |
| 19 | #define SHANNON_IRQ_GPIO_IRQ_CODEC IRQ_GPIO16 | |
| 20 | #define SHANNON_GPIO_DSP_RESET GPIO_GPIO (17) /* Output - Drive low to reset the DSP */ | |
| 21 | #define SHANNON_GPIO_CODEC_RESET GPIO_GPIO (18) /* Output - Drive low to reset the UCB1x00 */ | |
| 22 | #define SHANNON_GPIO_U3_RTS GPIO_GPIO (19) /* ?? */ | |
| 23 | #define SHANNON_GPIO_U3_CTS GPIO_GPIO (20) /* ?? */ | |
| 24 | #define SHANNON_GPIO_SENSE_12V GPIO_GPIO (21) /* Input, 12v flash unprotect detected */ | |
| 00d94979 | 25 | #define SHANNON_GPIO_DISP_EN 22 /* out */ |
| 1da177e4 | 26 | /* XXX GPIO 23 unaccounted for */ |
| 3b61436a RK |
27 | #define SHANNON_GPIO_EJECT_0 24 /* in */ |
| 28 | #define SHANNON_GPIO_EJECT_1 25 /* in */ | |
| 29 | #define SHANNON_GPIO_RDY_0 26 /* in */ | |
| 30 | #define SHANNON_GPIO_RDY_1 27 /* in */ | |
| 1da177e4 LT |
31 | |
| 32 | /* MCP UCB codec GPIO pins... */ | |
| 33 | ||
| 34 | #define SHANNON_UCB_GPIO_BACKLIGHT 9 | |
| 35 | #define SHANNON_UCB_GPIO_BRIGHT_MASK 7 | |
| 36 | #define SHANNON_UCB_GPIO_BRIGHT 6 | |
| 37 | #define SHANNON_UCB_GPIO_CONTRAST_MASK 0x3f | |
| 38 | #define SHANNON_UCB_GPIO_CONTRAST 0 | |
| 39 | ||
| 40 | #endif |